Farquharson (/ˈfɑːrxərsən/ ^ⓘ, /ˈfɑːrkərsən/ or /ˈfɑːrkwərsən/) is a surname of Scottish origin, and may refer to:

• Cali Farquharson (born 1993), American soccer player
• Jordan Farquharson (born 2000), Bahamian footballer
• Nick Farquharson (born 1988), English professional football player
• Priestley Farquharson (born 1997), English footballer
• Tom Farquharson (1900–1970), Irish professional football player
• Zimmorlei Farquharson (born 2002), Australian rules footballer

• Ashley Farquharson (born 1999), American luger
• Hugh Farquharson (1911–1985), Canadian Olympic ice hockey player
• Norman Farquharson (1907–1992) South African tennis player
• Samantha Farquharson (born 1969), English athlete
• Tom Farquharson (tennis) (born 1992), British tennis player

• Alex Farquharson (born 1969), British curator and art critic, Director of Tate Britain
• A. S. L. Farquharson, British classicist and translator
• Charlie Farquharson, character created by Canadian actor Don Harron
• David Farquharson (1839–1907), Scottish landscape painter
• Joseph Farquharson (1846–1935), Scottish landscape painter
• Robert Farquharson, stage name of Robin de la Condamine (1877–1966), English actor

• Alexander Farquharson (1864–1951), Scottish doctor, barrister, soldier and politician
• Sir Angus Farquharson of Finzean (1935–2018), Scottish pioneer in sustainable rural community development, Lord Lieutenant of Aberdeenshire 1998–2010

• Francis Farquharson (architect) (1805–1878), Scottish architect/builder
• Francis Farquharson (1837–1875), Scottish soldier, recipient of the Victoria Cross
• Graham Farquharson (1940–2022), Canadian mining engineer
• Henry Richard Farquharson (1857–1895) English politician
• Henry Farquharson (1675–1739) Scottish-Russian mathematician
• James Farquharson (1781–1843), Scottish minister, meteorologist and scientific writer
• Lady Anne Farquharson-MacKintosh (1723–1787), Scottish Jacobite of the Clan Farquharson
• Marian Farquharson (1846–1912), British naturalist and women's rights activist
• Martha Durward Farquharson (1847–1929), Irish-born Australian hospital matron and owner
• Mary Farquharson (1901–1982), American politician
• May Farquharson (1894–1992), Jamaican social worker, birth control advocate, philanthropist and reformer
• Ray Farquharson (1897–1965), Canadian doctor, university professor and medical researcher
• Robert Farquharson (politician) (1836–1918), Scottish doctor and politician
• Robert Farquharson (born 1969), Australian murderer
• Robin Farquharson (1930–1973), British mathematician
• Walter H. Farquharson (born 1936), Moderator of the United Church of Canada and hymn writer

• Donald Farquharson (disambiguation)
• John Farquharson (disambiguation)
• William Farquharson (disambiguation)

• Clan Farquharson
• Farquharson rifle
• Farquhar (disambiguation)